发明授权
US07892790B2 Protein expression in rodent cells 有权
啮齿动物细胞中的蛋白质表达

  • 专利标题: Protein expression in rodent cells
  • 专利标题(中): 啮齿动物细胞中的蛋白质表达
  • 申请号: US12083535
    申请日: 2006-10-26
  • 公开(公告)号: US07892790B2
    公开(公告)日: 2011-02-22
  • 发明人: Ulrich GoepfertErhard Kopetzki
  • 申请人: Ulrich GoepfertErhard Kopetzki
  • 申请人地址: US NJ Nutley
  • 专利权人: Hoffmann-La Roche Inc.
  • 当前专利权人: Hoffmann-La Roche Inc.
  • 当前专利权人地址: US NJ Nutley
  • 代理商 George W. Johnston; Dennis P. Tramaloni
  • 优先权: EP05023611 20051028
  • 国际申请: PCT/EP2006/010308 WO 20061026
  • 国际公布: WO2007/048601 WO 20070503
  • 主分类号: C12P21/06
  • IPC分类号: C12P21/06 C12N5/10
Protein expression in rodent cells
摘要:
A method is described for the expression of heterologous polypeptides in rodent cells. The method comprises the oriP/EBNA-1 episomal replication and maintenance system of the Epstein-Barr-Virus (EBV). With the stable integration of an EBNA-1-protein expression cassette under the control of a promoter into the genome of a rodent cell an EBNA-1-protein expression in the cells was obtained. The heterologous protein is expressed from an episome comprising an EBV origin of replication and a functional expression cassette of said heterologous protein. The invention further comprises transformed rodent cell lines, a method for the production of a heterologous protein in said cell lines and a kit for the construction of said cell lines.
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